TREA

Patrick T. Stapleton

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  • Plymouth, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Laminated roofing shingle
    • Patent number 5,666,776
    • Issue date Sep 16, 1997
    • Elk Corporation of Dallas
    • Casimir Paul Weaver
    • E04 - BUILDING
  • Information Patent Grant

    Laminated roofing shingle
    • Patent number 5,369,929
    • Issue date Dec 6, 1994
    • Elk Corporation of Dallas
    • Casimir P. Weaver
    • E04 - BUILDING